 * {
   margin: 0;
   padding: 0;
 }

 li {
   list-style: none;
 }


 .left {
   width: 10%;
   background: rgb(48, 65, 86);
   color: #fff;
   text-align: center;
   line-height: 50px;
 }

 .left ul {
   background: rgb(31, 45, 61);
 }

 header {
   display: flex;

 }

 header span {
   margin-right: 10px;
 }

 main {
   padding-top: 60px;
   box-sizing: border-box;
   height: 100%;
   display: flex;
   align-items: stretch;
 }

 main aside {
   width: 150px;
   background-color: #2980b9;
 }

 main aside .block {
   padding: 20px 30px;
   color: #ccc;
 }

 main aside .block span {
   margin-right: 10px;
 }

 main aside .block.active {
   background-color: #1f618d;
   color: white;
 }

 #box {
   flex: 1;

 }

 .searchbox {
   margin-bottom: 20px;
 }

 .searchbox input {
   outline: none;
   min-width: 300px;
   height: 40px;
   border: 1px solid #ccc;
   border-radius: 20px;
   padding-left: 20px;
   margin-left: 10px;
   margin-right: 20px;
 }

 .searchbox .search {
   padding: 10px 30px;
   background: blue;
   color: white;
   border-radius: 10px;
   cursor: pointer;
 }

 .addbox .add {
   display: inline-block;
   background: rgb(232, 244, 255);
   padding: 12px 25px;
   color: blue;
   border-radius: 10px;
   margin-left: 10px;
   text-align: center;
   cursor: pointer;
 }

 .addbox .add span:nth-child(1) {
   margin-right: 10px;
 }

 .table {
   width: 1500px;
   margin-top: 10px;
   margin-bottom: 20px;
 }

 .table .table-head {
   overflow: hidden;

 }

 .table li {
   width: 100px;
   float: left;
   line-height: 40px;
   padding-left: 10px;
   text-align: center;
   font-weight: 1000;
 }

 .table li:nth-child(1) {
   text-align: left;
 }

 .table .table-body .row {
   width: 900px;
   border-top: 2px solid #ccc;
   overflow: hidden;

 }

 .table .table-body .row li {
   font-weight: normal;
   float: left;
 }

 .table .table-body .row:hover {
   background-color: #f5f5f5;
 }

 .table .table-body .row li:nth-child(5) {
   color: white;
 }

 .table .table-body .row li:nth-child(5) {
   display: block;
   width: 60px;
   background-color: rgb(232, 244, 255);
   color: blue;
   border-radius: 10px;
   margin-left: 30px;
   margin-top: 5px;
   line-height: 30px;
   text-align: center;
   padding: 0;
 }

 .table .table-body .row li:nth-child(6).error {
   background-color: red;
 }

 .table .table-body .row li:nth-child(7) {
   width: 70px;
   margin-left: 45px;
   padding: 0;
   margin-top: 4px;
 }

 .table .table-body .row li:nth-child(7) span {
   margin: 0 8px;
   cursor: pointer;
 }

 .table .table-body .empty {
   text-align: center;
   margin: 50px;
   color: red;
 }

 .ope {
   display: flex;
   justify-content: center;
   align-items: center;
 }

 .ope span {
   margin: 0 10px;
   border: 1px solid #ccc;
   padding: 5px 8px;
   border-radius: 5px;
   cursor: pointer;
 }

 /* 遮罩 */
 .mask {
   background-color: rgba(0, 0, 0, 0.3);
   width: 100%;
   height: 100%;
   top: 0;
   position: fixed;
   display: none;
 }

 .mask .content {
   padding: 30px;
   border-radius: 20px;
   position: absolute;
   left: 50%;
   top: 50%;
   transform: translate(-50%, -50%);
   background-color: white;
 }

 .mask .content .line {
   margin-bottom: 20px;
 }

 .mask .content .line input {
   height: 40px;
   border: 1px solid #ccc;
   outline: none;
   padding-left: 20px;
 }

 .mask .content .line:last-child {
   display: flex;
   justify-content: center;
 }

 #box div:nth-child(1) {
   width: 900px;
   display: flex;
   justify-content: space-between;
 }

 #box div:nth-child(1) img {
   width: 30px;
   height: 30px;
 }

 .btn button {
   width: 60px;
   height: 30px;
   margin: 10px;
 }

 .btn button:nth-child(1) {
   background: #fff;
   border: 1px solid #999;

 }

 .btn button:nth-child(2) {
   background: blue;
   color: #fff;
   border: none;

 }